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JB/T 12606.2-2016Thread whirling machines - Part 2: Testing of the accuracy (English PDF)

螺纹旋风铣床第2部分：精度检验

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 15, 2016

Implementation date

June 1, 2016

Scope

JB/T 12606.2-2016 is the English-translated version of 螺纹旋风铣床第2部分：精度检验.

JB/T 12606.2-2016 is Part 2 of the Chinese machinery industry standard on thread whirling machines, covering the testing of their accuracy.

It fixes the terms and definitions for these whirling milling machines, the general requirements, the geometric accuracy, the working accuracy, the positioning accuracy of the axes and the repeat positioning accuracy, together with the test methods and the corresponding tolerances.

It applies to thread whirling milling machines with a maximum workpiece diameter from 50 mm to 320 mm and a maximum workpiece length from 1 500 mm to 10 000 mm, called simply the machine in the text.

It quotes GB/T 17421.1-1998, GB/T 17421.2-2016, GB/T 17587.3-1998 and GB/T 19660-2005.

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Document preview — JB/T 12606.2-2016

National Standard of the People's Republic of China

ICS: 25.080.20

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
4.1 Units of measurement
4.2 Standards applied
4.3 Inspection sequence
4.4 Purpose of the inspection
4.5 Inspection tools
4.6 Minimum tolerance
4.7 Axes of motion
5 Inspection of the geometrical accuracy
6 Positioning accuracy and repeatability of positioning of the numerically controlled axes
7 Working accuracy
Figure 1 Example of a thread whirling milling machine
Table 1 Terms

What this standard covers

This standard specifies the terms and definitions of thread whirlwind milling machines, general requirements, geometric accuracy, accuracy of work, positioning accuracy of axes and test methods for repeat positioning accuracy and corresponding tolerances. This standard applies to the largest workpiece diameter 50 mm ~ 320 mm, the maximum workpiece length 1 500 ~ 10 000 mm thread cyclone milling machine (hereinafter referred to as machine).

Document data

International classification (ICS): 25.080.20.

Chinese classification (CCS): J56.

Estimated length of the Chinese original: 22,268 words.

Standards quoted by this document

GB/T 17421.1-1998; GB/T 17421.2-2016; GB/T 17587.3-1998; GB/T 19660-2005

3 Terms and definitions

4 General requirements

5 Inspection of the geometrical accuracy

6 Positioning accuracy and repeatability of positioning of the numerically controlled axes

7 Working accuracy

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 18 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

JB/T 12606.3-2016Thread whirling machines - Part 3: Specifications

Similar standards

JB/T 12606.3-2016|JB/T 2858.2-2014|JB/T 9926.2-2014|JB/T 13382.1-2018|JB/T 13083.1-2017|JB/T 13087.1-2017

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